<template>
  <div class="inner-page">
    <el-container class="table-container">
      <el-header>
        <el-input :placeholder="$t('table.title')" v-model="listQuery.title" style="width: 180px;" size="small" class="filter-time" @keyup.enter.native="handleFilter" />
        <el-select v-model="listQuery.importance" :placeholder="$t('table.importance')" clearable style="width: 90px" size="small" class="filter-item">
          <el-option v-for="item in importanceOptions" :key="item" :label="item" :value="item" />
        </el-select>
        <el-select v-model="listQuery.type" :placeholder="$t('table.type')" clearable class="filter-item" style="width: 130px" size="small">
          <el-option v-for="item in calendarTypeOptions" :key="item.key" :label="item.display_name+'('+item.key+')'" :value="item.key" />
        </el-select>
        <el-select v-model="listQuery.sort" style="width: 140px" size="small" class="filter-item" @change="handleFilter">
          <el-option v-for="item in sortOptions" :key="item.key" :label="item.label" :value="item.key"/>
        </el-select>
        <el-button class="filter-item" type="primary" size="small" icon="el-icon-search" @click="handleFilter">{{ $t('table.search') }}</el-button>
        <el-button class="filter-item" style="margin-left: 10px" type="primary" size="small" icon="el-icon-edit" @click="handleCreate">{{ $t('table.add') }}</el-button>
        <el-button :loading="downloadLoading" class="filter-item" style="margin-left: 10px" size="small" type="primary" icon="el-icon-download" @click="handleDownload">{{ $t('table.export') }}</el-button>
        <el-checkbox v-model="showReviewer" class="filter-item" style="margin-left: 15px" @change="tableKey=tableKey+1">{{ $t('table.reviewer') }}</el-checkbox>
      </el-header>
      <el-main ref="tbWrapper">
        <el-table
          v-loading="listLoading"
          :key="tableKey"
          :data="list"
          :height="tableHeight"
          size="small"
          border
          highlight-current-row
          @sort-change="sortChange"
          @cell-dblclick="value1 = true"
          >
          <el-table-column :label="$t('table.id')" prop="id" sortable="custom" align="center" width="80">
            <template slot-scope="scope">
              <span>{{ scope.row.id }}</span>
            </template>
          </el-table-column>
          <el-table-column :label="$t('table.date')" width="150px" align="center">
            <template slot-scope="scope">
              <span>{{ scope.row.timestamp | parseTime('{y}-{m}-{d} {h}:{i}') }}</span>
            </template>
          </el-table-column>
          <el-table-column :label="$t('table.title')" min-width="150px" show-overflow-tooltip>
            <template slot-scope="scope">
              <span class="link-type"  @click="value1 = true">{{ scope.row.title }}</span>
              <el-tag>{{ scope.row.type | typeFilter }}</el-tag>
            </template>
          </el-table-column>
          <el-table-column :label="$t('table.author')" width="110px" align="center">
            <template slot-scope="scope">
              <span>{{ scope.row.author }}</span>
            </template>
          </el-table-column>
          <el-table-column v-if="showReviewer" :label="$t('table.reviewer')" width="110px" align="center">
            <template slot-scope="scope">
              <span style="color:red">{{ scope.row.reviewer }}</span>
            </template>
          </el-table-column>
          <el-table-column :label="$t('table.importance')" width="80px" align="center">
            <template slot-scope="scope">
              <svg-icon v-for="n in +scope.row.importance" :key="n" icon-class="star" class="meta-item__icon"/>
            </template>
          </el-table-column>
          <el-table-column :label="$t('table.readings')" align="center" width="95px">
            <template slot-scope="scope">
              <span v-if="scope.row.pageviews" class="link-type" @click="handleFetchPv(scope.row.pageviews)">{{ scope.row.pageviews }}</span>
              <span v-else>0</span>
            </template>
          </el-table-column>
          <el-table-column :label="$t('table.status')" class-name="status-col" width="100">
            <template slot-scope="scope">
              <el-tag :type="scope.row.status | statusFilter">{{ scope.row.status }}</el-tag>
            </template>
          </el-table-column>
          <el-table-column :label="$t('table.actions')" fixed="right" align="center" width="230" class-name="small-padding fixed-width" >
            <template slot-scope="scope">
              <el-button type="primary" size="mini" @click="handleUpdate(scope.row)">{{ $t('table.edit') }}</el-button>
              <el-button v-if="scope.row.status!='published'" size="mini" type="success" @click="handleModifyStatus(scope.row, 'published')">{{ $t('table.publish') }}</el-button>
              <el-button v-if="scope.row.status!='draft'" size="mini" @click="handleModifyStatus(scope.row, 'draft')">{{ $t('table.draft') }}</el-button>
              <el-button v-if="scope.row.status!='deleted'" size="mini" type="danger" @click="handleModifyStatus(scope.row, 'deleted')">{{ $t('table.delete') }}</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-main>
      <el-footer>
        <!-- 分页组件 -->
        <Pagination
          v-show="total>0"
          :total="total"
          :page.sync="listQuery.page"
          :limit.sync="listQuery.limit"
          @pagination="getList"
        />
      </el-footer>
    </el-container>

    <Drawer title="详细信息" v-model="value1" width="660" :mask-closable="false">

      <div class="draw-detail">
        <h3 class="draw-detail-head">订单信息</h3>
        <el-row class="draw-detail-body">
          <el-col :span="12">订单编号：<span>BTBCJMJ20170731152725TS</span></el-col>
          <el-col :span="12">交易时间：<span>2017-09-22 16:14:42</span></el-col>
          <el-col :span="12">订单状态：<span>待发货</span></el-col>
          <el-col :span="12">商品总额：<span>￥249.00</span></el-col>
          <el-col :span="12">总数量：<span>1</span></el-col>
          <el-col :span="12">订单总额：<span>￥249.00</span></el-col>
          <el-col :span="12">订单定金：<span>无</span></el-col>
          <el-col :span="12">优惠总额：<span>￥49.80</span></el-col>
          <el-col :span="12">待支付金额：<span>￥199.20</span></el-col>
          <el-col :span="12">发货时间：<span>无</span></el-col>
          <el-col :span="12">收货时间：<span>无</span></el-col>
          <el-col :span="12">完成时间：<span>无</span></el-col>
        </el-row>
      </div>

      <div class="draw-detail">
        <h3 class="draw-detail-head">采购商</h3>
        <el-row class="draw-detail-body">
          <el-col :span="12">公司名称：<span>车杰盟技术研发中心</span></el-col>
          <el-col :span="12">下单门店：<span>车杰盟测试门店1</span></el-col>
          <el-col :span="12">收货人：<span>克强</span></el-col>
          <el-col :span="12">联系方式：<span>15984512475</span></el-col>
          <el-col :span="24">邮政编码：<span>无</span></el-col>
          <el-col :span="24">收货地址：<span>硚口区汉西一路49号保利香槟国际10栋23楼2306</span></el-col>
          <el-col :span="24">备注信息：<span>无</span></el-col>
        </el-row>
      </div>

      <div class="draw-detail">
        <h3 class="draw-detail-head">订单信息</h3>
        <el-row class="draw-detail-body">
          <el-col :span="12">订单编号：<span>BTBCJMJ20170731152725TS</span></el-col>
          <el-col :span="12">交易时间：<span>2017-09-22 16:14:42</span></el-col>
          <el-col :span="12">订单状态：<span>待发货</span></el-col>
          <el-col :span="12">商品总额：<span>￥249.00</span></el-col>
          <el-col :span="12">总数量：<span>1</span></el-col>
          <el-col :span="12">订单总额：<span>￥249.00</span></el-col>
          <el-col :span="12">订单定金：<span>无</span></el-col>
          <el-col :span="12">优惠总额：<span>￥49.80</span></el-col>
          <el-col :span="12">待支付金额：<span>￥199.20</span></el-col>
          <el-col :span="12">发货时间：<span>无</span></el-col>
          <el-col :span="12">收货时间：<span>无</span></el-col>
          <el-col :span="12">完成时间：<span>无</span></el-col>
        </el-row>
      </div>

      <div class="draw-detail">
        <h3 class="draw-detail-head">采购商</h3>
        <el-row class="draw-detail-body">
          <el-col :span="12">公司名称：<span>车杰盟技术研发中心</span></el-col>
          <el-col :span="12">下单门店：<span>车杰盟测试门店1</span></el-col>
          <el-col :span="12">收货人：<span>克强</span></el-col>
          <el-col :span="12">联系方式：<span>15984512475</span></el-col>
          <el-col :span="24">邮政编码：<span>无</span></el-col>
          <el-col :span="24">收货地址：<span>硚口区汉西一路49号保利香槟国际10栋23楼2306</span></el-col>
          <el-col :span="24">备注信息：<span>无</span></el-col>
        </el-row>
      </div>

    </Drawer>

    <el-dialog :title="textMap[dialogStatus]" :visible.sync="dialogFormVisible">
      <el-form ref="dataForm" :rules="rules" :model="temp" label-position="left" label-width="70px" style="width: 400px; margin-left: 50px;">
        <el-form-item :label="$t('table.type')" prop="type">
          <el-select v-model="temp.type" class="filter-item" placeholder="请选择">
            <el-option v-for="item in calendarTypeOptions" :key="item.key" :label="item.display_name" :value="item.key"/>
          </el-select>
        </el-form-item>
        <el-form-item :label="$t('table.date')" prop="timestamp">
          <el-date-picker v-model="temp.timestamp" type="datetime" placeholder="请选择日期" />
        </el-form-item>
        <el-form-item :label="$t('table.title')" prop="title">
          <el-input v-model="temp.title" />
        </el-form-item>
        <el-form-item :label="$t('table.status')">
          <el-select v-model="temp.status" class="filter-item" placeholder="请选择">
            <el-option v-for="item in statusOptions" :key="item" :label="item" :value="item" />
          </el-select>
        </el-form-item>
        <el-form-item :label="$t('table.importance')">
          <el-rate v-model="temp.importance" :colors="['#99A9BF', '#F7BA2A', '#FF9900']" :max="3" style="margin-top:8px;" />
        </el-form-item>
        <el-form-item :label="$t('table.remark')">
          <el-input :autosize="{ minRows: 2, maxRows: 4}" v-model="temp.remark" type="textarea" placeholder="请输入" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">{{ $t('table.cancel') }}</el-button>
        <el-button type="primary" @click="dialogStatus==='create'?createData():updateData()">{{ $t('table.confirm') }}</el-button>
      </div>
    </el-dialog>

    <el-dialog :visible.sync="dialogPvVisible" title="读取数据">
      <el-table :data="pvData" border fit highlight-current-row style="width: 100%">
        <el-table-column prop="key" label="Channerl" />
        <el-table-column prop="pv" label="Pv" />
      </el-table>
      <span slot="footer" class="dialog-footer">
        <el-button type="primary" @click="dialogPvVisible = false">{{ $t('table.confirm') }}</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script type="text/ecmascript-6">
import { fetchList, fetchPv, createArticle, updateArticle } from '@/api/article'
import { parseTime } from 'common/utils'
import Pagination from 'components/Pagination'
import Drawer from 'components/Drawer'

const calendarTypeOptions = [
  { key: 'CN', display_name: 'China' },
  { key: 'US', display_name: 'USA' },
  { key: 'JS', display_name: 'Japan' },
  { key: 'EU', display_name: 'Eurozone' }
]

// arr 转 obj ,比如： { CN : "China", US : "USA" }
const calendarTypeKeyValue = calendarTypeOptions.reduce((acc, cur) => {
  acc[cur.key] = cur.display_name
  return acc
}, {})

export default {
  components: { Pagination, Drawer },
  filters: {
    statusFilter(status) {
      const statusMap = {
        published: 'success',
        draft: 'info',
        deleted: 'danger'
      }
      return statusMap[status]
    },
    typeFilter(type) {
      return calendarTypeKeyValue[type]
    },
    parseTime
  },
  data() {
    return {
      value1: false,
      tableKey: 0,
      list: null,
      total: 0,
      tableHeight: -1,
      listLoading: true,
      listQuery: {
        page: 1,
        limit: 20,
        importance: undefined,
        title: undefined,
        type: undefined,
        sort: '+id'
      },
      importanceOptions: [1, 2, 3],
      calendarTypeOptions,
      sortOptions: [{ label: 'ID Ascending', key: '+id' }, { label: 'ID Descending', key: '-id' }],
      statusOptions: ['published', 'draft', 'deleted'],
      showReviewer: false,
      temp: {
        id: undefined,
        importance: 1,
        remark: '',
        timestamp: new Date(),
        title: '',
        type: '',
        status: 'published'
      },
      dialogFormVisible: false,
      dialogStatus: '',
      textMap: {
        update: 'Edit',
        create: 'Create'
      },
      dialogPvVisible: false,
      pvData: [],
      rules: {
        type: [{ required: true, message: 'type is required', trigger: 'change' }],
        timestamp: [{ type: 'date', required: true, message: 'timestamp is required', trigger: 'change' }],
        title: [{ required: true, message: 'title is required', trigger: 'blur' }]
      },
      downloadLoading: false
    }
  },
  created() {
    this.getList()
  },
  mounted () {
    const tbWrapper = this.$refs.tbWrapper.$el
    this.setTbHeight(tbWrapper)
    this.__resizeHandler = () => {
      if (this.tableHeight) {
        this.setTbHeight(tbWrapper)
      }
    }
    window.addEventListener('resize', this.__resizeHandler)
  },
  beforDestroy() {
    window.removeEventListener('resize', this.__resizeHandler)
  },
  methods: {
    getList() {
      this.listLoading = true
      fetchList(this.listQuery).then(response => {
        this.list = response.data.items
        this.total = response.data.total

        // 只是为了模拟请求的时间
        setTimeout(() => {
          this.listLoading = false
        }, 0.5 * 1000)
      })
    },
    handleFilter() {
      this.listQuery.page = 1
      this.getList()
    },
    handleModifyStatus(row, status) {
      this.$message({
        message: '操作成功',
        type: 'success'
      })
      row.status = status
    },
    setTbHeight(ref) {
      this.tableHeight = ref.offsetHeight - 1
    },
    sortChange(data) {
      const { prop, order } = data
      if (prop === 'id') {
        this.sortByID(order)
      }
    },
    sortByID(order) {
      if (order === 'ascending') {
        this.listQuery.sort = '+id'
      } else {
        this.listQuery.sort = '-id'
      }
      this.handleFilter()
    },
    resetTemp() {
      this.temp = {
        id: undefined,
        importance: 1,
        remark: '',
        timestamp: new Date(),
        title: '',
        status: 'published',
        type: ''
      }
    },
    handleCreate() {
      this.resetTemp()
      this.dialogStatus = 'create'
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    createData() {
      this.$refs['dataForm'].vilidate((valid) => {
        if (valid) {
          this.temp.id = parseInt(Math.random() * 100) + 1024 // mock a id
          this.temp.author = 'lisky'
          createArticle(this.temp).then(() => {
            this.list.unshift(this.temp)
            this.dialogFormVisible = false
            this.$notify({
              title: '成功',
              message: '创建成功',
              type: 'success',
              duration: 2000
            })
          })
        }
      })
    },
    handleUpdate(row) {
      this.temp = Object.assign({}, row) // copy obj
      this.temp.timestamp = new Date(this.temp.timestamp)
      this.dialogStatus = 'update'
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    updateData() {
      this.$refs['dataForm'].validate((valid) => {
        if (valid) {
          const tempData = Object.assign({}, this.temp)
          tempData.timestamp = +new Date(tempData.timestamp) // change Thu Nov 30 2017 16:41:05 GMT+0800 (CST) to 1512031311464
          updateArticle(tempData).then(() => {
            for (const v of this.list) {
              if (v.id === this.temp.id) {
                const index = this.list.indexOf(v)
                this.list.splice(index, 1, this.temp)
                break
              }
            }
            this.dialogFormVisible = false
            this.$notify({
              title: '成功',
              message: '更新成功',
              type: 'success',
              duration: 2000
            })
          })
        }
      })
    },
    handleDelete(row) {
      this.$notify({
        title: '成功',
        message: '删除成功',
        type: 'success',
        duration: 2000
      })
      const index = this.list.indexOf(row)
      this.list.splice(index, 1)
    },
    handleFetchPv(pv) {
      fetchPv(pv).then(response => {
        this.pvData = response.data.pvData
        this.dialogPvVisible = true
      })
    },
    handleDownload() {
      this.downloadLoading = true
      import('common/vendor/Export2Excel').then(excel => {
        const tHeader = ['timestamp', 'title', 'type', 'importance', 'status']
        const filterVal = ['timestamp', 'title', 'type', 'importance', 'status']
        const data = this.formatJson(filterVal, this.list)
        excel.export_json_to_excel({
          header: tHeader,
          data,
          filename: 'table-list'
        })
        this.downloadingLoading = false
      })
    },
    formatJson(filterVal, jsonData) {
      return jsonData.map(v => filterVal.map(j => {
        if (j === 'timestamp') {
          return parseTime(v[j])
        } else {
          return v[j]
        }
      }))
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
  .inner-page {
    padding: 24px;
    height: 100%;
    .table-container {
      height: inherit;
      background-color: #fff;
      border-radius: 2px;
      .el-header {
        padding: 20px;
        height: auto !important;
      }
      .el-main {
        overflow: hidden;
        padding: 0 20px;
      }
      .el-footer {
        padding: 15px 20px;
      }
    }
  }

  .draw-detail {
    padding: 0 24px 15px;
    margin-bottom: 20px;
    border-bottom: 1px solid #e8e8e8;
    &:last-child {
      border-bottom: none;
    }
    .draw-detail-head {
      padding: 15px 0 10px;
      margin: 0;
      font-size: 16px;
      color: #606266;
      line-height: 16px;
      font-weight: normal;
    }

    .draw-detail-body {
      padding: 10px 0;
      font-size: 14px;
      line-height: 24px;
      color: #606266;
      .el-col {
        padding: 4px 0;
        span {
          color: #303133;
        }
      }
    }
  }

</style>
